Is an LPG converted motorhome a good used buy?

I want to buy a motorhome second hand. Would you recommend an engine that runs on LPG rather than petrol or diesel?

Is buying a used LPG van, or new that needs converted, a good idea for fuel economy?

I drive 200 miles once a week from London to Devon and need to buy a van (used or new) that's smaller than a Citroen Dispatch. I have two children so it will need three seats. I'm looking at LPG in the...

Is it a good idea to have a Volvo 960 converted to run on LPG?

Would you advise having a Volvo 960 converted to run on LPG?

Saab 9-5 (1997 - 2009)

Decent mix of performance and economy. Superb long-distance comfort aided by good ride and fantastic seats. An exceptionally safe car.